venir de perlas
set phrase
1. to come in handy, to be just what someone needs
be very useful or arrive at the right time
- Este paraguas me viene de perlas.This umbrella comes in handy for me.
- La ayuda de Ana nos vino de perlas.Ana's help came in very handy for us.
- Un descanso te vendrá de perlas.A rest will do you a world of good.